777 (seven hundred ndseventy-seven) is the

natural number In mathematics, the natural numbers are those numbers used for counting (as in "there are ''six'' coins on the table") and ordering (as in "this is the ''third'' largest city in the country"). Numbers used for counting are called ''Cardinal n ...

following

776 __NOTOC__ Year 776 ( DCCLXXVI) was a leap year starting on Monday (link will display the full calendar) of the Julian calendar. The denomination 776 for this year has been used since the early medieval period, when the Anno Domini calendar era ...

and preceding

778 __NOTOC__ Year 778 ( DCCLXXVIII) was a common year starting on Thursday of the Julian calendar. The denomination 778 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method ...

. The number 777 is significant in numerous religious and political contexts.

In mathematics

777 is an

odd Odd means unpaired, occasional, strange or unusual, or a person who is viewed as eccentric. Odd may also refer to: Acronym * ODD (Text Encoding Initiative) ("One Document Does it all"), an abstracted literate-programming format for describing X ...

composite Composite or compositing may refer to: Materials * Composite material, a material that is made from several different substances ** Metal matrix composite, composed of metal and other parts ** Cermet, a composite of ceramic and metallic materials ...

palindromic A palindrome is a word, number, phrase, or other sequence of symbols that reads the same backwards as forwards, such as the words ''madam'' or ''racecar'', the date and time ''11/11/11 11:11,'' and the sentence: "A man, a plan, a canal – Panam ...

repdigit In recreational mathematics, a repdigit or sometimes monodigit is a natural number composed of repeated instances of the same digit in a positional number system (often implicitly decimal). The word is a portmanteau of repeated and digit. Example ...

. It is also a

sphenic number In number theory, a sphenic number (from grc, σφήνα, 'wedge') is a positive integer that is the product of three distinct prime numbers. Because there are infinitely many prime numbers, there are also infinitely many sphenic numbers. Definit ...

, with 3, 7, and 37 as its

prime factors A prime number (or a prime) is a natural number greater than 1 that is not a product of two smaller natural numbers. A natural number greater than 1 that is not prime is called a composite number. For example, 5 is prime because the only ways ...

. Its largest prime factor is a

concatenation In formal language, formal language theory and computer programming, string concatenation is the operation of joining character string (computer science), character strings wikt:end-to-end, end-to-end. For example, the concatenation of "sno ...

of its smaller two; the only other number below

1000 1000 or thousand may refer to: * 1000 (number), a natural number * AD 1000, a leap year in the Julian calendar * 1000 BC, a year of the Before Christ era * 1000 metres, a middle-distance running event * 1000°, a German electronic dance music magazi ...

with this property is

138 138 may refer to: *138 (number) *138 BC *AD 138 Year 138 ( CXXXVIII) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Niger and Camer ...

. 777 is also: * An

extravagant number "Extravagant" is a song by American rapper Lil Durk recorded for his fourth studio album ''Love Songs 4 the Streets 2''. The song features vocals by Nicki Minaj. The song was produced by Julian Cruz and Skufl. Additional writing was done by Jose J ...

, a

lucky number In number theory, a lucky number is a natural number in a set which is generated by a certain "sieve". This sieve is similar to the Sieve of Eratosthenes that generates the primes, but it eliminates numbers based on their position in the remaini ...

, a

polite number In number theory, a polite number is a positive integer that can be written as the sum of two or more consecutive positive integers. A positive integer which is not polite is called impolite... The impolite numbers are exactly the powers of two, an ...

, and an amenable number. * A

deficient number In number theory, a deficient number or defective number is a number ''n'' for which the sum of divisors of ''n'' is less than 2''n''. Equivalently, it is a number for which the sum of proper divisors (or aliquot sum) is less than ''n''. For e ...

, since the sum of its

divisor In mathematics, a divisor of an integer n, also called a factor of n, is an integer m that may be multiplied by some integer to produce n. In this case, one also says that n is a multiple of m. An integer n is divisible or evenly divisible by ...

s is less than 2''n''. * A

congruent number In number theory, a congruent number is a positive integer that is the area of a right triangle with three rational number sides. A more general definition includes all positive rational numbers with this property. The sequence of (integer) cong ...

, as it is possible to make a

right triangle A right triangle (American English) or right-angled triangle (British), or more formally an orthogonal triangle, formerly called a rectangled triangle ( grc, ὀρθόσγωνία, lit=upright angle), is a triangle in which one angle is a right an ...

with a

rational number In mathematics, a rational number is a number that can be expressed as the quotient or fraction of two integers, a numerator and a non-zero denominator . For example, is a rational number, as is every integer (e.g. ). The set of all ration ...

of sides whose area is 777. * An

arithmetic number In number theory, an arithmetic number is an integer for which the average of its positive divisors is also an integer. For instance, 6 is an arithmetic number because the average of its divisors is :\frac=3, which is also an integer. However, 2 ...

, since the

average In ordinary language, an average is a single number taken as representative of a list of numbers, usually the sum of the numbers divided by how many numbers are in the list (the arithmetic mean). For example, the average of the numbers 2, 3, 4, 7, ...

of its positive divisors is also an integer (

152 Year 152 ( CLII) was a leap year starting on Friday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Glabrio and Homullus (or, less frequently, year 905 ''Ab urbe condita'' ...

). * A repdigit in

senary A senary () numeral system (also known as base-6, heximal, or seximal) has six as its base. It has been adopted independently by a small number of cultures. Like decimal, it is a semiprime, though it is unique as the product of the only two con ...

Religious significance

According to the

Bible The Bible (from Koine Greek , , 'the books') is a collection of religious texts or scriptures that are held to be sacred in Christianity, Judaism, Samaritanism, and many other religions. The Bible is an anthologya compilation of texts of a ...

, Lamech, the father of Noah lived for 777 years. Some of the known religious connections to 777 are noted in the sections below.

Judaism

The numbers 3 and 7 both are considered "perfect numbers" under Hebrew tradition.

Christianity

According to the American publication, the

Orthodox Study Bible ''The Orthodox Study Bible'' (OSB) is an Eastern Orthodox study Bible published by Thomas Nelson in 2008. It features an English translation of the St. Athanasius Academy Septuagint edition for the Old Testament, and utilizes the New King James V ...

, 777 represents the threefold perfection of the

Trinity The Christian doctrine of the Trinity (, from 'threefold') is the central dogma concerning the nature of God in most Christian churches, which defines one God existing in three coequal, coeternal, consubstantial divine persons: God the F ...

Thelema

777 is also found in the title of the book ''

777 and Other Qabalistic Writings of Aleister Crowley ''777 and Other Qabalistic Writings of Aleister Crowley'' is a collection of papers written by Aleister Crowley. It is a table of magical correspondences. It was edited and introduced by Dr. Israel Regardie, and is a reference book based on the ...

'' pertaining to the law of

thelema Thelema () is a Western esoteric and occult social or spiritual philosophy and new religious movement founded in the early 1900s by Aleister Crowley (1875–1947), an English writer, mystic, occultist, and ceremonial magician. The word '' ...

Political significance

Afrikaner Weerstandsbeweging

The Afrikaner Resistance Movement (''Afrikaner Weerstandsbeweging'', AWB), a Boer-nationalist, neo-Nazi, and white supremacist movement in

South Africa South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded to the south by of coastline that stretch along the South Atlantic and Indian Oceans; to the north by the neighbouring countri ...

, used the number 777 as part of their emblem. The number refers to a triumph of "God's number" 7 over the Devil's number 666. On the AWB flag, the numbers are arranged in a

triskelion A triskelion or triskeles is an ancient motif consisting of a triple spiral exhibiting rotational symmetry. The spiral design can be based on interlocking Archimedean spirals, or represent three bent human legs. It is found in artefacts of ...

shape, resembling the Nazi

swastika The swastika (卐 or 卍) is an ancient religious and cultural symbol, predominantly in various Eurasian, as well as some African and American cultures, now also widely recognized for its appropriation by the Nazi Party and by neo-Nazis. It ...

Computing

In Unix's

chmod In Unix and Unix-like operating systems, is the command (computing), command and system call used to change the File-system permissions, access permissions and the #Special modes, special mode flags (the setuid, ''setuid'', ''setgid'', and stick ...

, change-access-mode command, the

octal The octal numeral system, or oct for short, is the radix, base-8 number system, and uses the Numerical digit, digits 0 to 7. This is to say that 10octal represents eight and 100octal represents sixty-four. However, English, like most languages, ...

value 777 grants all file-access permissions to all user types in a file.

Commercial

Aviation

Boeing The Boeing Company () is an American multinational corporation that designs, manufactures, and sells airplanes, rotorcraft, rockets, satellites, telecommunications equipment, and missiles worldwide. The company also provides leasing and product ...

, the largest manufacturer of airliners in the United States, released the

Boeing 777 The Boeing 777, commonly referred to as the Triple Seven, is an American long-range wide-body airliner developed and manufactured by Boeing Commercial Airplanes. It is the world's largest twinjet. The 777 was designed to bridge the gap bet ...

(commonly nicknamed the ''Triple Seven'') in June 1995. The family of 777s include the

777-200 The Boeing 777, commonly referred to as the Triple Seven, is an American long-range wide-body airliner developed and manufactured by Boeing Commercial Airplanes. It is the world's largest twinjet. The 777 was designed to bridge the gap betw ...

, 777-200ER, the 777-300, the 777-200LR Worldliner, the

777-300ER The Boeing 777, commonly referred to as the Triple Seven, is an American long-range wide-body airliner developed and manufactured by Boeing Commercial Airplanes. It is the world's largest twinjet. The 777 was designed to bridge the gap bet ...

, and the 777 Freighter. The -100 wasn't continued in production due to loss of interest. In the 21st Century, Boeing has developed what will be in use for some different airlines, called the

Boeing 777X The Boeing 777X is the latest series of the long-range, wide-body, twin-engine jetliners in the Boeing 777 family from Boeing Commercial Airplanes. The 777X features new GE9X engines, new composite wings with folding wingtips, greater cabin ...

. Projects have been delayed because of COVID-19, but will return to normal production.

777 Tower

777 Tower 777 Tower (originally known as Citicorp Center and also known as Pelli Tower) is a , 52-story high-rise office building designed by César Pelli located at 777 South Figueroa Street in the Financial District of Downtown Los Angeles, California ...

is an office building situated in the US and it was built in 1991.

Gambling and luck

777 is used on most

slot machine A slot machine (American English), fruit machine (British English) or poker machine (Australian English and New Zealand English) is a gambling machine that creates a game of chance for its customers. Slot machines are also known pejoratively a ...

s in the United States to identify a jackpot. As it is considered a lucky number, banknotes with a serial number containing 777 tend to be valued by collectors and

numismatists A numismatist is a specialist in numismatics ("of coins"; from Late Latin ''numismatis'', genitive of ''numisma''). Numismatists include collectors, specialist dealers, and scholars who use coins and other currency in object-based research. Altho ...

. The

US Mint The United States Mint is a bureau of the Department of the Treasury responsible for producing coinage for the United States to conduct its trade and commerce, as well as controlling the movement of bullion. It does not produce paper money; tha ...

and the

Bureau of Engraving and Printing The Bureau of Engraving and Printing (BEP) is a government agency within the United States Department of the Treasury that designs and produces a variety of security products for the United States government, most notable of which is Federal Rese ...

sells uncirculated 777 $1 bills for this reason.

References

{{Integers, 7 Integers Numerology